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Rectangular black laptop battery pack with label showing voltage and capacity

kolitt

kolitt 14.8V 40Wh 2600mAh 4-Cell laptop battery M5Y1K

SKU CH-6ART-49Q7Q

Replacement 14.8V 40Wh 2600mAh 4-cell battery compatible with Dell Inspiron and Latitude models

  • Reliable power delivery with 14.8V 40Wh capacity
  • Extended runtime from 2600mAh 4-cell design
  • Broad compatibility across Dell Inspiron and Latitude models
  • Built-in protection against overcharge, overdischarge, and short circuits
  • Up to 500 recharge cycles for long service life

14.8V 40Wh 4-cell replacement battery

This 14.8V 40Wh 4-cell battery is a new replacement for the Dell M5Y1K part used in numerous Inspiron and Latitude laptops. It restores mobile power for owners of listed models including Inspiron 3451, 3452, 3458, 3459, 3467, 3462, 5458, 5459, 5452, 3551, 3552, 3558, 3559, 3565, 3567, 5552, 5559, 5759, 5551, 5555, 5558, 5758 and Latitude 3460, 3470, 3560.

Lithium-ion cycle life and protection limits

The pack is rated for up to 500 recharge cycles over its lifetime and includes overcharge, overdischarge, over-temperature and short-circuit protection circuits. Capacity will gradually diminish with each cycle and the protection circuits will interrupt charging or discharging if voltage, current or temperature exceed safe thresholds.

Verify exact model number before ordering

Check the part number printed on your original battery or in your laptop's service manual to confirm it matches M5Y1K; many similar-looking Dell packs have different voltages or connector layouts. Ensure the battery bay and connector orientation are identical to the unit being replaced.

Highlights

  • Reliable power delivery with 14.8V 40Wh capacity
  • Extended runtime from 2600mAh 4-cell design
  • Broad compatibility across Dell Inspiron and Latitude models
  • Built-in protection against overcharge, overdischarge, and short circuits
  • Up to 500 recharge cycles for long service life

Specifications

No published specifications for this item yet.

Questions about this item

Which capacity should I pick for my laptop?

This battery supplies 40 Wh at 14.8 V with a 2600 mAh rating, matching the original specification for the listed Dell models.

How long will 40 Wh last in daily use?

At 14.8 V and 2600 mAh the pack stores 40 Wh; actual run time depends on the laptop’s power draw but the cell chemistry is rated for up to 500 recharge cycles.

What connector standard does this pack use?

It uses the Dell M5Y1K form factor and pin-out, fitting Inspiron 3451, 3452, 3458, 3459, 3467, 3462, 5458, 5459, 5452, 3551, 3552, 3558, 3559, 3565, 3567, 5552, 5559, 5759, 5551, 5555, 5558, 5758 and Latitude 3460, 3470, 3560.

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